Monoethanolamine (MEA) is an organic compound with the chemical formula C2H7NO. It is a clear, viscous liquid with a strong ammonia-like odor. Monoethanolamine is widely used in various industries due to its versatile properties and applications.Monoethanolamine (MEA) is an organic chemical compound that acts as both an amine and an alcohol. It is a colorless, viscous liquid with an ammonia-like odor. MEA is highly soluble in water and is widely used in various industrial applications, including gas treatment, detergents, and personal care products. It serves as a pH regulator, emulsifier, and corrosion inhibitor in multiple industries.
Gas Treatment: Used in refineries and natural gas processing to remove acidic gases like CO₂ and H₂S.
Detergents & Cleaning Products: Functions as a surfactant and emulsifier in liquid detergents and cleaning agents.
Personal Care Products: Found in shampoos, soaps, and cosmetics as a pH stabilizer and emulsifier.
Textile Industry: Used in dyeing and finishing processes.
Agricultural Chemicals: Acts as an intermediate in pesticide and herbicide formulations.
Metalworking Fluids: Helps in corrosion inhibition and lubrication in industrial machining.
Paints & Coatings: Enhances pigment dispersion and improves paint adhesion.
Property | Specification
Chemical Formula |
C2H7NO |
CAS Number |
141-43-5 |
Molecular Weight |
61.08 g/mol |
Appearance |
Colorless to pale yellow liquid |
Purity |
99% min |
pH (10% solution) |
11.5 – 12.5 |
Boiling Point |
170°C |
Density |
1.017 g/cm³ at 20°C |
Solubility |
Completely soluble in water |
Freezing Point |
10.5°C |
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